-9/10div-6/15= eching

$$\frac { - 9 } { 10 } \div \frac { - 6 } { 15 } =$$

Baholash

$$\frac{9}{4}=2,25$$

Yechim qadamlari

\frac{-9}{10} ni \frac{-6}{15} ga bo'lish \frac{-9}{10} ga k'paytirish \frac{-6}{15} ga qaytarish.

$$\frac{-9\times 15}{10\left(-6\right)}$$

Surat va maxrajdagi ikkala 3\times 5 ni qisqartiring.

$$\frac{-3\times 3}{-2\times 2}$$

-9 hosil qilish uchun -3 va 3 ni ko'paytirish.

$$\frac{-9}{-2\times 2}$$

-4 hosil qilish uchun -2 va 2 ni ko'paytirish.

$$\frac{-9}{-4}$$

Ikkala surat va maxrajdan manfiy belgini olib tashlash bilan \frac{-9}{-4} kasrini \frac{9}{4} ga soddalashtirish mumkin.

$$\frac{9}{4}$$

Omil

$$\frac{3 ^ {2}}{2 ^ {2}} = 2\frac{1}{4} = 2,25$$